Sales of industrial robots, agricultural machinery and accessories, mechanical equipment, assembly line operating equipment, automation equipment, electrical equipment, experimental instruments, electronic products, instrumentation, Wujinjiaodian, stainless steel products, stainless steel profiles, stainless steel pipes, communication equipment, computer software and auxiliary equipment; mechanical equipment maintenance, technology development, technical consultation, technical services, technology transfer; software development (projects that require approval according to law can only be operated after approval by relevant departments).